Indeed the changes I'm aware of do not affect generic gcc but a specific ibm 
product that requires a custom gcc for which ibm will sell you the custom 
changes.


Best wishes / Mejores deseos /  Meilleurs vœux

Ian ... 

    On Wednesday, July 19, 2023 at 11:32:52 PM GMT+2, Jon Perryman 
<[email protected]> wrote:  
 
 > Do you have evidence that IBM has withheld their changes to GCC?

While hardware specific changes can be maintained with GCC, is there a real 
purpose? I doubt that IBM modifies anything that affects generic GCC.
    On Wednesday, July 19, 2023 at 01:36:10 PM PDT, Tom Marchant 
<[email protected]> wrote:  
 
 Do you have evidence that IBM has withheld their changes to GCC?

-- 
Tom Marchant

On Wed, 19 Jul 2023 19:35:09 +0000, Ian Worthington wrote:

>That's what I had though, but apparently it's not correct.  In fact, for many 
>years IBM has withheld its own changes to GCC for private sale to its own 
>customers, apparently quite legally.
  
  

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